Mina may refer to: 1  Mina, a folk word related with the extraction of mineral resources (mines). 2  Mina (given name) , a given name (and list of people and characters with that name). 3  Mina (surname) , a surname (and list of people with that name).
Salts can be easily identified, since they usually consist of positive ions from a metal with negative ions from a non metal. The salt we put on our fries is actually sodium chloride and is made up of metal Na1+ and non metal Cl1- ions. Often you will see this written as Na+ and Cl- (the 1 is dropped) or simply NaCl.
Rock salt is the key ingredient in the 'grit' which keeps our road network moving despite ice and snow. Rock salt is composed of the mineral halite (sodium chloride) and occurs in thick beds, deep beneath parts of Cheshire, Yorkshire and Northern Ireland.